30215997

素因数分解:

$3^4\times 7^2\times {\mathrm{23}}^1\times {\mathrm{331}}^1$

素因数の和:380

約数の個数: 60

約数和(自身を含む): 54955296

約数和(自身を除く): 24739299

約数列:

[1, 3, 7, 9, 21, 23, 27, 49, 63, 69, 81, 147, 161, 189, 207, 331, 441, 483, 567, 621, 993, 1127, 1323, 1449, 1863, 2317, 2979, 3381, 3969, 4347, 6951, 7613, 8937, 10143, 13041, 16219, 20853, 22839, 26811, 30429, 48657, 53291, 62559, 68517, 91287, 145971, 159873, 187677, 205551, 373037, 437913, 479619, 616653, 1119111, 1313739, 1438857, 3357333, 4316571, 10071999, 30215997]

約数ペア:

[(1, 30215997), (3, 10071999), (7, 4316571), (9, 3357333), (21, 1438857), (23, 1313739), (27, 1119111), (49, 616653), (63, 479619), (69, 437913), (81, 373037), (147, 205551), (161, 187677), (189, 159873), (207, 145971), (331, 91287), (441, 68517), (483, 62559), (567, 53291), (621, 48657), (993, 30429), (1127, 26811), (1323, 22839), (1449, 20853), (1863, 16219), (2317, 13041), (2979, 10143), (3381, 8937), (3969, 7613), (4347, 6951)]